<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <script src="../org/angular.min.js"></script>
</head>
<body>
<div ng-app="hd" ng-controller="ctrl">
</div>
<script>
    var m = angular.module('hd', []);
    m.controller('ctrl', ['$scope', function ($scope) {
//        var a;
//        console.log(angular.isUndefined(a));
//        var b=99;
//        console.log(angular.isNumber(b))
//        var c='houdunwang.com';
//        console.log(angular.isString(c))

//        var d = {};
//        console.log(angular.isObject(d));

//        var e = document.getElementsByTagName('body').item(0);
//        console.log(angular.isElement(e));

        f = {name: 9};
        g = {name: 9};
        console.log(angular.equals(f, g));
    }]);
</script>
</body>
</html>